Showing results (11-20 of 15) with videos related to

Sort By:
Pageof 2
You have reached the last page of results.This site can display upto 15 results.
Physical Review Letters|June 1, 2001
Absolute frequency measurements of the Hg+ and Ca optical clock transitions with a femtosecond laserT Udem, S A Diddams, K R Vogel, et al.
Science (New York, N.Y.)|July 14, 2001
An optical clock based on a single trapped 199Hg+ ionS A Diddams, T Udem, J C Bergquist, et al.
Optics Letters|November 23, 2007
Direct comparison of two cold-atom-based optical frequency standards by using a femtosecond-laser combK R Vogel, S A Diddams, C W Oates, et al.
Journal of Research of the National Institute of Standards and Technology|August 9, 2016
Primary Atomic Frequency Standards at NISTD B Sullivan, J C Bergquist, J J Bollinger, et al.
Pageof 2